tx 0x329f3b5bfdb5f8a04a0da9e6e3dd408e02f6f7b8f58f6d9d0755fd98290466aaCopy

payload

{
  "ModifyOrder": {
    "new_size": 3000453,
    "order_id": 21285887,
    "new_price": null
  }
}